Germany has installed about 30 gigawatts of solar capacity, providing between 3 percent and 10 percent of its electricity. The United States, by contrast, has somewhere around 6.4 gigawatts of solar capacity.

French utility GDF Suez has announced the construction of the 300MW Tarfaya wind farm in Morocco, which will be the largest wind project in Africa. The project is owned in partnership with Nareva Holding, a Moroccan energy company.

Israel NewTech is launching an exciting new tool to showcase Israeli companies' projects in the cleantech arena throughout the world - the CleanTech Map. This Facebook application allows visitors to view Israeli cleantech projects and installations anywhere in the world.

One ingenious remedy to solve ten problems. A small water plant called Azolla will play a key role in a park project that received a grant of 6.5 million euros from the European Regional Development Fund.

Alstom Renewable Power announced on 6 February 2013 the signature of a memorandum of understanding with Renova Energia, leader in wind power generation in Brazil, to supply, operate and maintain in Brazil around 440 onshore wind turbines for a total amount exceeding EUR 1 billion.

Chemists have manufactured a sheet that changes colour in the presence of water contaminated with mercury. The results can be seen with the naked eye but when photographing the membrane with a mobile phone the concentration of this extremely toxic metal can be quantified.

A new form of clean coal technology reached an important milestone recently, with the successful operation of a research-scale combustion system at Ohio State University. The technology is now ready for testing at a larger scale.

In the absence of policy action, China would account for 41% of global emissions in 2030 and developing countries 70%. Whatever weight were given to the requirements of historical responsibility and justice, effective global mitigation would require major and early reductions from business as usual emissions in China and other developing countries.